Multiple Choice
Solid sodium peroxide (Na2O2) reacts with liquid water yielding aqueous sodium hydroxide and oxygen gas.How much heat is released if 327.2 g of oxygen gas is produced from the reaction of sodium peroxide and water under standard-state conditions? Substance ΔH°f(kJ/mol)
Na2O2 (s) -510.9
NaOH(aq) -469.6
H2O(l) -285.8
A) 46,630 kJ
B) 1457 kJ
C) 6689 kJ
D) 3345 kJ
E) 2914 kJ
Correct Answer:
Verified
Correct Answer:
Verified
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